<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="章节名称" prop="title">
        <el-input v-model="queryParams.title" placeholder="请输入章节名称" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
                   v-hasPermi="['edu:chapter:add']">新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate"
                   v-hasPermi="['edu:chapter:edit']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete"
                   v-hasPermi="['edu:chapter:remove']">删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport"
                   v-hasPermi="['edu:chapter:export']">导出</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="warning" plain icon="el-icon-close" size="mini" @click="handleClose">关闭</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="chapterList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <!-- <el-table-column label="章节ID" align="center" prop="id" v-if="true"/> -->
      <!--      <el-table-column label="课程名称" align="center" prop="titleC" :show-overflow-tooltip="true"/>-->
      <el-table-column label="章节名称" align="center" prop="title">
        <template slot-scope="scope">
          <router-link :to="'/edu/video/index/'+ scope.row.id " class="link-type">
            <span>{{ scope.row.title }}</span>
          </router-link>
        </template>
      </el-table-column>
      <el-table-column label="显示排序" align="center" prop="sort" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <!-- <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleadd(scope.row)"
            v-hasPermi="['edu:chapter:edit']"
          >添加小节</el-button> -->
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
                     v-hasPermi="['edu:chapter:edit']">修改</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
                     v-hasPermi="['edu:chapter:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total>0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
                @pagination="getList" />

    <!-- 添加或修改课程章节管理对话框 -->
    <el-dialog :title="title" :visible.sync="open1" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="章节名称" prop="title">
          <el-input v-model="form.title" placeholder="请输入课程ID" />
        </el-form-item>
        <el-form-item label="课程名称" prop="courseId">
          <el-input v-model="form.titleA" placeholder="请输入课程名称" />
          <!-- <el-select v-model="form.titleA" placeholder="请输入课程名称" @change="selectCourseId"></el-select> -->
          <!-- <el-select v-model="form.titleA" placeholder="请输入课程名称" @change="selectCourseId">
            <el-option
              v-for="fr in courseList"
              :key="fr.id"
              :value="fr.id"
              :label="fr.title"
            ></el-option>
          </el-select> -->
        </el-form-item>
        <!-- <el-form-item label="排序" prop="sort">
          <el-input v-model="form.sort" placeholder="请输入排序" />
        </el-form-item> -->
        <el-form-item label="章节排序" prop="sort">
          <el-input-number v-model="form.sort" :min="0" controls-position="right" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button :loading="buttonLoading" type="primary" @click="submitForm1">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>


    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="章节名称" prop="title">
          <el-input v-model="form.title" placeholder="请输入课程ID" />
        </el-form-item>
        <el-form-item label="课程名称" prop="courseId">
          <el-select v-model="form.titleC" placeholder="请输入课程名称" @change="selectCourseId">
            <el-option v-for="fr in courseList" :key="fr.id" :value="fr.id" :label="fr.title"></el-option>
          </el-select>
        </el-form-item>
        <!-- <el-form-item label="排序" prop="sort">
          <el-input v-model="form.sort" placeholder="请输入排序" />
        </el-form-item> -->
        <el-form-item label="章节排序" prop="sort">
          <el-input-number v-model="form.sort" :min="0" controls-position="right" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button :loading="buttonLoading" type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listChapter, getChapter, delChapter, addChapter, updateChapter } from "@/api/edu/chapter";
import { listCourse, getCourse, delCourse, addCourse, updateCourse } from "@/api/edu/course";

export default {
  name: "Chapter",
  data() {
    return {
      // 按钮loading
      buttonLoading: false,
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 课程章节管理表格数据
      chapterList: [],
      // 课程表格数据
      courseList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      open1: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        courseId: undefined,
        title: undefined,
      },
      // 表单参数
      form: {
        titleA: ''
      },
      formy: {

      },
      // 表单校验
      rules: {
        id: [
          { required: true, message: "章节ID不能为空", trigger: "blur" }
        ],
        courseId: [
          { required: true, message: "课程ID不能为空", trigger: "blur" }
        ],
        title: [
          { required: true, message: "章节名称不能为空", trigger: "change" }
        ],
        sort: [
          { required: true, message: "显示排序不能为空", trigger: "blur" }
        ],
        updateTime: [
          { required: true, message: "更新时间不能为空", trigger: "blur" }
        ],
      }
    };
  },
  created() {
    const courseId = this.$route.params && this.$route.params.id;
    this.queryParams.courseId = courseId
    this.getList();
    console.log(this.$route.params)
    console.log(this.$route.query)
  },
  methods: {
    handleClose() {
      const obj = { path: "/edu/course" };
      this.$tab.closeOpenPage(obj);
    },
    selectCourseId(value) {
      this.form.courseId = value

      console.log(value)

    },
    /** 查询课程章节管理列表 */
    getList() {
      this.loading = true;
      listChapter(this.queryParams).then(response => {
        this.chapterList = response.rows;
        this.total = response.total;
        this.loading = false;
        console.log("1111111")
        console.log(response)
      });
      listCourse(this.queryParams).then(response => {
        this.courseList = response.rows;
        console.log(response)

      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.open1 = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: undefined,
        courseId: undefined,
        title: undefined,
        sort: undefined,
        version: undefined,
        createTime: undefined,
        createBy: undefined,
        updateTime: undefined,
        updateBy: undefined,
        delFlag: undefined
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.loading = true;
      this.reset();
      // this.open = true;
      const id = this.$route.params.id
      console.log(id)
      getCourse(id).then(response => {
        this.loading = false;
        this.formy = response.data;
        this.form.titleA = response.data.title;
        this.open1 = true;
        this.title = "添加课程章节管理";
        console.log("ssssssssssssss")
        console.log(this.form.titleA)
      });
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.loading = true;
      this.reset();
      const id = row.id || this.ids
      getChapter(id).then(response => {
        this.loading = false;
        this.form = response.data;
        this.open = true;
        this.title = "修改课程章节管理";
        console.log(response + "5555")
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.buttonLoading = true;
      if (this.form.id != null) {
        updateChapter(this.form).then(response => {
          this.$modal.msgSuccess("修改成功");
          this.open = false;
          this.getList();
        }).finally(() => {
          this.buttonLoading = false;
        });
      }


    },
    submitForm1() {
      this.buttonLoading = true;
      const courseId = this.$route.params && this.$route.params.id;
      this.form.courseId = courseId
      addChapter(this.form).then(response => {
        this.$modal.msgSuccess("新增成功");
        this.open1 = false;
        this.getList();
        console.log("4545646654654654")
        console.log(this.formy)
      }).finally(() => {
        this.buttonLoading = false;
      });

    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除课程章节管理编号为"' + ids + '"的数据项？').then(() => {
        this.loading = true;
        return delChapter(ids);
      }).then(() => {
        this.loading = false;
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).finally(() => {
        this.loading = false;
      });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('edu/chapter/export', {
        ...this.queryParams
      }, `chapter_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
